package com.itheima.service;

import com.alibaba.dubbo.config.annotation.Service;
import com.itheima.constant.MessageConstant;
import com.itheima.dao.MemberDao;
import com.itheima.dao.OrderDao;
import com.itheima.dao.OrderSettingDao;
import com.itheima.entity.Result;
import com.itheima.pojo.Member;
import com.itheima.pojo.Order;
import com.itheima.pojo.OrderSetting;
import com.itheima.utils.DateUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;
import service.OrderService;

import java.util.Date;
import java.util.List;
import java.util.Map;

@Service(interfaceClass = OrderService.class)
@Transactional
public class OrderServiceImpl implements OrderService {

    @Autowired
    private OrderSettingDao orderSettingDao;

    @Autowired
    private MemberDao memberDao;
    @Autowired
    private OrderDao orderDao;

    public Result order(Map map) throws Exception {
        //1.检查用户所选择的预约日期是否已经进行预约设置,如没有则无法预约
        String orderDate = (String) map.get("orderDate");
       // String orderDate = DateUtils.parseDate2String(map.get("orderDate")) ;//从前端获得预约日期
        OrderSetting orderSetting = orderSettingDao.findByOrderDate(DateUtils.parseString2Date(orderDate));
        if (orderSetting == null) {
            return new Result(false, MessageConstant.SELECTED_DATE_CANNOT_ORDER);
        }
        //2.检查用户所选择耳朵预约日期是否约满了,满了就不能约
        int number = orderSetting.getNumber();
        int reservations = orderSetting.getReservations();
        if (reservations >= number) {
            return new Result(false, MessageConstant.ORDER_FULL);
        }
        //3.检查用户是否重复预约
        String telephone = (String) map.get("telephone");
        Member member = memberDao.findByTelephone(telephone);
        if (member != null) {
            Integer memberId = member.getId();//会员id
            Integer setmealId = (Integer.parseInt((String) map.get("setmealId")));//套餐id
            Order order = new Order( setmealId,DateUtils.parseString2Date( orderDate), memberId);
            //根据条件进行查询
            List<Order> list = orderDao.findByCondition(order);
            if (list != null && list.size() > 0) {
                return new Result(false, MessageConstant.HAS_ORDERED);
            }
        }else {
            //4.检查用户是否是会员,如果是则直接完成预约,不是则自动完成注册并预约
        member=new Member();
        member.setName((String) map.get("name"));
        member.setPhoneNumber(telephone);
        member.setIdCard((String) map.get("idCard"));
        member.setSex((String) map.get("sex"));
        member.setRegTime(new Date());
        memberDao.add(member);//自动完成会员注册
        }

        //5.预约成功,进行当日的预约人数更新
        Order order=new Order();
        order.setMemberId(member.getId());//会员id
        order.setOrderDate(DateUtils.parseString2Date(orderDate));//预约日期
        order.setOrderType((String) map.get("orderType"));//预约途径:微信/电话
        order.setOrderStatus(Order.ORDERSTATUS_NO);//到诊状态
        String setmealId = (String) map.get("setmealId");
        order.setSetmealId((Integer.parseInt(setmealId)));//套餐id
        orderDao.add(order);

        orderSetting.setReservations(orderSetting.getReservations()+1);
        orderSettingDao.editReservationsByOrderDate(orderSetting);

        return new Result(true,MessageConstant.ORDER_SUCCESS,order.getId());
    }


    public Map findById(Integer id) throws Exception{
        Map map = orderDao.findById4Detail(id);
        if(map != null){
            //处理日期格式
            Date orderDate = (Date) map.get("orderDate");
            map.put("orderDate",DateUtils.parseDate2String(orderDate));
        }
        return map;
    }
}
